A highly stereocontrolled synthesis of the angularly ester substituted trans-octahydrophenanthrene derivative 14 has been accomplished using acid-induced intramolecular cyclisation of the diazoketone 12 as the key step.
使用重
氮酮12的酸诱导的分子内环化作为关键步骤,已经完成了对角酯取代的反式八氢
菲衍
生物14的高度立体控制的合成。